SPECIMEN No.0159 ・ Zoo

Rikiリキ

Name romanized from Japanese; not an official English name.

Western Lowland GorillaGorilla gorillaCR— Critically Endangered

Riki is a Western Lowland Gorilla recorded at Ueno Zoo. Born October 9, 2017.

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Profile

NameRiki (リキ)
SpeciesWestern Lowland Gorilla Gorilla gorilla
SexMale
BornOctober 9, 2017
Birth FacilityUeno Zoo
Current FacilityUeno Zoo（Tokyo）
EnclosureNot disclosed
StatusIn residence
Conservation Status (IUCN)CR— Critically Endangered

Timeline

  1. October 9, 2017 Birth Ueno Zoo Source

Records

A male born October 9, 2017, at Ueno Zoo. Father Haoko, mother Momoko.

Family

No family relationships have been confirmed in official announcements.

FAQ

Where can I meet Riki?
Riki is recorded at Ueno Zoo in Tokyo (last verified: 2026-07-20).
When was Riki born?
Riki was born October 9, 2017.
What does Riki’s record tell us?
Riki is recorded as born on October 9, 2017. The record at Ueno Zoo was last verified on 2026-07-20.

See Western Lowland Gorilla records and FAQ

Last verified: ／ Source: www.spt.metro.tokyo.lg.jp